1262776816

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{821}}^1$

素因数の和:1310

約数の個数: 80

約数和(自身を含む): 2896386048

約数和(自身を除く): 1633609232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 443, 496, 821, 868, 886, 1642, 1736, 1772, 3101, 3284, 3472, 3544, 5747, 6202, 6568, 7088, 11494, 12404, 13136, 13733, 22988, 24808, 25451, 27466, 45976, 49616, 50902, 54932, 91952, 96131, 101804, 109864, 178157, 192262, 203608, 219728, 356314, 363703, 384524, 407216, 712628, 727406, 769048, 1425256, 1454812, 1538096, 2545921, 2850512, 2909624, 5091842, 5819248, 10183684, 11274793, 20367368, 22549586, 40734736, 45099172, 78923551, 90198344, 157847102, 180396688, 315694204, 631388408, 1262776816]

約数ペア:

[(1, 1262776816), (2, 631388408), (4, 315694204), (7, 180396688), (8, 157847102), (14, 90198344), (16, 78923551), (28, 45099172), (31, 40734736), (56, 22549586), (62, 20367368), (112, 11274793), (124, 10183684), (217, 5819248), (248, 5091842), (434, 2909624), (443, 2850512), (496, 2545921), (821, 1538096), (868, 1454812), (886, 1425256), (1642, 769048), (1736, 727406), (1772, 712628), (3101, 407216), (3284, 384524), (3472, 363703), (3544, 356314), (5747, 219728), (6202, 203608), (6568, 192262), (7088, 178157), (11494, 109864), (12404, 101804), (13136, 96131), (13733, 91952), (22988, 54932), (24808, 50902), (25451, 49616), (27466, 45976)]